…uld not be properly propagated since the entry point was directly executed from the dylib constructor trampoline which isn't compiled with unwind tables; instead we now call the entry point right after dlopen() (which is exception safe) and use the constructor to register a pointer to it
git-svn-id: http://svn.macosforge.org/repository/ruby/MacRuby/trunk@4537 23306eb0-4c56-4727-a40e-e92c0eb68959